結果
| 問題 |
No.230 Splarraay スプラレェーイ
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2016-11-19 03:39:53 |
| 言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 124 ms / 5,000 ms |
| コード長 | 4,861 bytes |
| コンパイル時間 | 2,218 ms |
| コンパイル使用メモリ | 179,596 KB |
| 実行使用メモリ | 7,296 KB |
| 最終ジャッジ日時 | 2024-11-26 10:57:27 |
| 合計ジャッジ時間 | 3,573 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 17 |
ソースコード
#include <bits/stdc++.h> // {{{
// clang-format off
#pragma GCC optimize "O3,omit-frame-pointer,inline"
#pragma GCC target "tune=native"
#define ARG4(_1, _2, _3, _4, ...) _4
#define rep(...) ARG4(__VA_ARGS__, FOR, REP)(__VA_ARGS__)
#define REP(i, a) FOR(i, 0, a)
#define FOR(i, a, b) for (int i = (a); i < (int)(b); ++i)
#define rrep(...) ARG4(__VA_ARGS__, RFOR, RREP)(__VA_ARGS__)
#define RREP(i, a) RFOR(i, 0, a)
#define RFOR(i, a, b) for (int i = (b)-1; i >= (int)(a); --i)
#define ALL(c) (c).begin(), (c).end()
#define TEN(n) ((ll)(1e##n))
#define pb emplace_back
#define mp make_pair
#define fi first
#define se second
#define USE1(T) template<typename T>inline
#define USE2(T, U) template<typename T,typename U>inline
#define mygc(c) (c)=getchar_unlocked()
#define mypc(c) putchar_unlocked(c)
template<typename T>using duo=std::pair<T,T>;
template<typename T>using vec=std::vector<T>;
using ll=long long;
using pii=duo<int>;
USE2(T,U)bool chmax(T&x,U a){return x<a&&(x=a,1);}
USE2(T,U)bool chmin(T&x,U a){return a<x&&(x=a,1);}
USE1(T=int)T in(){T x;std::cin>>x;return x;}
USE1(T=int)vec<T>in(int n){vec<T>v;v.reserve(n);rep(i,n)v.pb(in<T>());return v;}
USE1(T=int)vec<T>in(int n,T a){vec<T>v;v.reserve(n);rep(i,n)v.pb(in<T>()+a);return v;}
USE1(T)vec<std::pair<T,int>>enume(const vec<T>&x,int s=0){int N=x.size();vec<std::pair<T,int>>v;v.reserve(N);rep(i,N)v.pb(x[i],s+i);return v;}
USE1(T)vec<T>ndvec(T v,int n){return vec<T>(n,v);}
USE2(T,...Ts)auto ndvec(T v,int n,Ts...ns)->vec<decltype(ndvec(v,ns...))>{return ndvec(ndvec(v,ns...),n);}
USE1(T)void pr(T x){std::cout<<x<<'\n';}
USE2(T,...Ts)void pr(T x,Ts...xs){std::cout<<x<<' ';pr(xs...);}
USE1(T=int)T rd(){T x=0,m=0,k;for(;;){mygc(k);if(k=='-'){m=1;break;}if('0'<=k&&k<='9'){x=k-'0';break;}}for(;;){mygc(k);if(k<'0'||'9'<k)break;x=x*10+k-'0';}return x;}
USE1(T=int)void wr(T x,char c='\n'){int s=0,m=0;char b[32];if(x<0)m=1,x=-x;for(;x;x/=10)b[s++]=x%10;if(!s)b[s++]=0;if(m)mypc('-');for(;s--;)mypc(b[s]+'0');mypc(c);}
// clang-format on
// }}}
#include <vector>
namespace copr {
namespace seg_util {
constexpr int nextpow2(int x, int r = 1) {
return r < x ? nextpow2(x, r + r) : r;
}
} // namespace seg_util
template <typename Monoid, typename Lazy>
struct LazySegTree {
using data_type = typename Monoid::value_type;
using lazy_type = typename Lazy::value_type;
const int N;
const data_type empty = Monoid::empty();
const lazy_type nil = Lazy::empty();
std::vector<data_type> data;
std::vector<lazy_type> lazy;
LazySegTree(int size) : N(seg_util::nextpow2(size)) {
data.assign(N * 2, empty);
lazy.assign(N * 2, nil);
}
inline void propagate(int x, int l, int r) {
if (lazy[x] == nil) return;
data[x] = Lazy::eval(data[x], lazy[x], l, r);
if (x < N - 1) {
lazy[x + x + 1] = Lazy::append(lazy[x + x + 1], lazy[x]);
lazy[x + x + 2] = Lazy::append(lazy[x + x + 2], lazy[x]);
}
lazy[x] = nil;
}
void query(lazy_type v, int a, int b) { query(v, a, b, 0, 0, N); }
void query(lazy_type v, int a, int b, int x, int l, int r) {
propagate(x, l, r);
if (r <= a || b <= l) return;
if (a <= l && r <= b) {
lazy[x] = Lazy::append(lazy[x], v);
propagate(x, l, r);
return;
}
int m = (l + r) / 2;
query(v, a, b, x + x + 1, l, m);
query(v, a, b, x + x + 2, m, r);
data[x] = Monoid::append(data[x + x + 1], data[x + x + 2]);
}
data_type concat(int a, int b) { return concat(a, b, 0, 0, N); }
data_type concat(int a, int b, int x, int l, int r) {
propagate(x, l, r);
if (r <= a || b <= l) return empty;
if (a <= l && r <= b) return data[x];
int m = (l + r) / 2;
return Monoid::append(concat(a, b, x + x + 1, l, m), concat(a, b, x + x + 2, m, r));
}
};
} // namespace copr
using namespace std;
const int inf = 1001001001;
const ll infl = 1001001001001001001ll;
const int dd[] = {0, 1, 0, -1, 0};
struct Sum {
using value_type = int;
static value_type append(value_type a, value_type b) { return a + b; }
static value_type empty() { return 0; }
struct FillQuery {
using value_type = int;
static value_type append(value_type a, value_type b) { return b; }
static value_type empty() { return -1; }
template <typename T>
static T eval(T v, value_type x, int l, int r) {
return x * (r - l);
}
};
};
signed main() { //
int N = rd();
int Q = rd();
copr::LazySegTree<Sum, Sum::FillQuery> A{N}, B{N};
ll a = 0, b = 0;
rep(i, Q) {
int x = rd(), l = rd(), r = rd() + 1;
if (x == 0) {
auto ac = A.concat(l, r);
auto bc = B.concat(l, r);
if (ac == bc) continue;
if (ac < bc) {
b += bc;
} else {
a += ac;
}
} else {
A.query(x == 1, l, r);
B.query(x == 2, l, r);
}
}
a += A.concat(0, N);
b += B.concat(0, N);
wr(a, ' ');
wr(b);
return 0;
}